/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2015 Alejandro P. Revilla
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.jpos.iso;

/**
 * ISOFieldPackager Binary LL Hex NUM
 * Almost the same as IFB_LLNUM but len is encoded as a binary
 * value. A len of 16 is encoded as 0x10 instead of 0x16
 *
 * @author apr@cs.com.uy
 * @version $Id$
 * @see ISOComponent
 */
public class IFB_LLHNUM extends ISOStringFieldPackager {
	public IFB_LLHNUM() {
		super(NullPadder.INSTANCE, BCDInterpreter.RIGHT_PADDED, BinaryPrefixer.B);
	}

	/**
	 * @param len         - field len
	 * @param description symbolic descrption
	 */
	public IFB_LLHNUM(int len, String description, boolean pad) {
		super(len, description, NullPadder.INSTANCE,
				pad ? BCDInterpreter.LEFT_PADDED : BCDInterpreter.RIGHT_PADDED,
				BinaryPrefixer.B);
		this.pad = pad;
		checkLength(len, 255);
	}

	public void setLength(int len) {
		checkLength(len, 255);
		super.setLength(len);
	}

	public void setPad(boolean pad) {
		this.pad = pad;
		setInterpreter(pad ? BCDInterpreter.LEFT_PADDED : BCDInterpreter.RIGHT_PADDED);
	}
}
